The fifth term of an arithmetic sequence is 9 and the 32nd term is -84. What is the 23rd term? PLEASE HELP!
+37158 From fifth to 32 terms is 27 terms or 27d
9 + 27d = -84
27d = -93
d = - 93/27
from fifth term to 23rd is 18 d
a23 = 9 + 18 (-93/27) = -53
